package com.kkd.dao;

import com.kkd.pojo.User;
import org.apache.ibatis.annotations.*;

import java.util.List;
import java.util.Map;

public interface UserMapper {
    @Select("select * from user")
    List<User> getUser();
    //注意这里的#{id}中的id是和@Param("id")对应的
    @Select("select * from user where id=#{id}")
    User getUserById(@Param("id") int id);

    @Insert("insert into user(id,name,pwd) values(#{id},#{name},#{password})")
    int addUser(User user);

    @Update("update user set name=#{name},pwd=#{password} where id=#{id}" )
    int updateUser(User user);

    @Delete("delete from user where id=#{id}")
    int deleteUser(@Param("id") int id);
}
